StelSkyLayer Class Reference

Abstract class defining the API to implement for all sky layer. More...

#include <StelSkyLayer.hpp>

Signals
void	loadingStateChanged (bool b)
	Emitted when loading of data started or stopped. More...
void	percentLoadedChanged (int percentage)
	Emitted when the percentage of loading tiles/tiles to be displayed changed. More...

Public Member Functions
	StelSkyLayer (QObject *parent=Q_NULLPTR)
virtual void	draw (StelCore *core, StelPainter &sPainter, float opacity=1.)=0
	Draws the content of the layer.
virtual QString	getShortName () const =0
	Return the short name to display in the loading bar.
virtual QString	getShortServerCredits () const
	Return the short server name to display in the loading bar.
virtual QString	getKeyHint () const
	Return a hint on which key to use for referencing this layer. More...
virtual QString	getLayerDescriptionHtml () const
	Return a human readable description of the layer with e.g. More...
void	setFrameType (StelCore::FrameType ft)
	Set the reference frame type.
StelCore::FrameType	getFrameType ()
	Get the reference frame type.

Detailed Description

A sky layer is a graphical layer containing image or polygons displayed in the sky. The StelSkyImageMgr allows to set the display order for layers, as well as opacity.

Member Function Documentation

virtual QString StelSkyLayer::getKeyHint ( ) const

inlinevirtual

Note that the key effectively used may be different.

virtual QString StelSkyLayer::getLayerDescriptionHtml ( ) const

inlinevirtual

links and copyrights.

Reimplemented in StelSkyImageTile.

void StelSkyLayer::loadingStateChanged ( bool  b )

signal

Parameters

b	true if data loading started, false if finished.

void StelSkyLayer::percentLoadedChanged ( int  percentage )

signal

Parameters

percentage

the percentage of loaded data.